Pellet
WordNet
noun
(1) A solid missile discharged from a firearm
"The shot buzzed past his ear"
(2) A small sphere
WiktionaryText
Noun
- Usually a small, compressed, symmetrical and hard chunk of matter. Ex: Wood pellet, ore pellet, etc.
- A lead projectile used as ammunition in rifled air guns.
- Compressed byproduct of digestion regurgitated by owls. Serves as a waste disposal mechanism for that species, as it can't excrete feces.